well up

1. Origins, structure, and basic meaning

• Structure: 湧 has 12 strokes and describes water springing up or a feeling arising.
• Basic usage: 湧く is read わく, and 湧水 is read ゆうすい.

2. Common pitfalls and similar expressions

• Emerging water and an arising feeling
  • 冷たい水が湧いている describes cold water springing up.
  • 勇気が湧いた means that courage arose, showing that 湧く also describes changes in feeling.
• The name of the water
  • 岩の間から出る湧水 is water emerging between rocks.